Re: question .. did u implent when checkwinsize no need to exteral bin to update

[Chet Ramey]

On 4/25/23 11:10 AM, alex xmb ratchev wrote:


>     read x y < <(stty size)

> aha ..
> could u , explain on the fly , is that faster than the $( .. ) thing

Process substitution, redirected to the read builtin to read the two
integers that are the output of stty size: rows and columns. It still
creates a process, but it splits the output into separate variables for you.

--
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    chet@case.edu    http://tiswww.cwru.edu/~chet/